单项选择题
A stand-on vessel is（）.
A.required to give way in a crossing situation
B.required to sound the first passing signal in a meeting situation
C.free to maneuver in any crossing or meeting situation as it has the right-of-way
D.required to maintain course and speed in a crossing situation but may take action to avoid collision
相关考题
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单项选择题
A stage should only be rigged（）.
A.over the bow or stern of a vessel
B.over the flat sides of a vessel
C.over the open water
D.over the dockside -
单项选择题
A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. It should be（）.
A.replaced in its proper location if weight loss is no more than 15%
B.replaced in its proper location if weight loss is no more than 25%
C.labeled empty and recharged as soon as possible
D.labeled empty and replaced in its proper location regardless of weight -
单项选择题
A special daymark is a（）.
A.red-and-white octagon
B.daymark with a yellow stripe on it
C.green square
D.yellow diamond
